TM 5-3895-373-34
A.
REMOVE - Continued.
12.
REMOVE EXTENSION SCREED BASE.
Extension
screed
weighs
approximately 700 lbs (318 kg). Keep
weight of extension screed supported
with overhead lifting device. If not
supported, extension screed frame
can drop when height adjustment
components are removed. Falling
extension screed frame can cause
serious personnel injury.
a.
Place lifting force on extension screed (14) with
overhead lifting device. Keep sling straps
tight. If not properly supported, extension
screed
frame
can
drop
when
height
adjustment components are removed.
b.
Using hammer and 3/8 diameter drift punch,
drive spring pins (109) from mating holes in
height adjustment shafts (I 10). Discard spring
pins.
c.
Remove socket head cap screws (111) at both
ends of extension screed (14). If necessary,
heat cap screws to about 500°F (260°C) with
heater gun to soften thread locking compound.
When lifting extension screed frame
from extension screed base, screed
frame must be tilted forward to avoid
contact between screed frame and
shield bracket. If screed frame is not
tilted properly, shield bracket will be bent
or broken.
d.
Carefully raise extension screed frame (112)
from extension screed base (82). Tilt screed
frame forward to clear outermost shield
bracket (113).
e.
Set extension screed frame (1 12) on cribbing
as shown. Leave sling straps in place.
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